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<!DOCTYPE html><html lang="en"><head><meta charset="utf-8"><meta name="viewport" content="width=device-width, initial-scale=1.0"><meta name="generator" content="rustdoc"><meta name="description" content="An interface for casting between machine scalars."><title>NumCast in num_traits::cast - Rust</title><script>if(window.location.protocol!=="file:")document.head.insertAdjacentHTML("beforeend","SourceSerif4-Regular-6b053e98.ttf.woff2,FiraSans-Italic-81dc35de.woff2,FiraSans-Regular-0fe48ade.woff2,FiraSans-MediumItalic-ccf7e434.woff2,FiraSans-Medium-e1aa3f0a.woff2,SourceCodePro-Regular-8badfe75.ttf.woff2,SourceCodePro-Semibold-aa29a496.ttf.woff2".split(",").map(f=>`<link rel="preload" as="font" type="font/woff2"href="../../static.files/${f}">`).join(""))</script><link rel="stylesheet" href="../../static.files/normalize-9960930a.css"><link rel="stylesheet" href="../../static.files/rustdoc-ca0dd0c4.css"><meta name="rustdoc-vars" data-root-path="../../" data-static-root-path="../../static.files/" data-current-crate="num_traits" data-themes="" data-resource-suffix="" data-rustdoc-version="1.93.1 (01f6ddf75 2026-02-11) (Arch Linux rust 1:1.93.1-1)" data-channel="1.93.1" data-search-js="search-9e2438ea.js" data-stringdex-js="stringdex-a3946164.js" data-settings-js="settings-c38705f0.js" ><script src="../../static.files/storage-e2aeef58.js"></script><script defer src="sidebar-items.js"></script><script defer src="../../static.files/main-a410ff4d.js"></script><noscript><link rel="stylesheet" href="../../static.files/noscript-263c88ec.css"></noscript><link rel="alternate icon" type="image/png" href="../../static.files/favicon-32x32-eab170b8.png"><link rel="icon" type="image/svg+xml" href="../../static.files/favicon-044be391.svg"></head><body class="rustdoc trait"><!--[if lte IE 11]><div class="warning">This old browser is unsupported and will most likely display funky things.</div><![endif]--><rustdoc-topbar><h2><a href="#">NumCast</a></h2></rustdoc-topbar><nav class="sidebar"><div class="sidebar-crate"><h2><a href="../../num_traits/index.html">num_<wbr>traits</a><span class="version">0.2.19</span></h2></div><div class="sidebar-elems"><section id="rustdoc-toc"><h2 class="location"><a href="#">NumCast</a></h2><h3><a href="#required-methods">Required Methods</a></h3><ul class="block"><li><a href="#tymethod.from" title="from">from</a></li></ul><h3><a href="#foreign-impls">Implementations on Foreign Types</a></h3><ul class="block"><li><a href="#impl-NumCast-for-Wrapping%3CT%3E" title="Wrapping<T>">Wrapping<T></a></li><li><a href="#impl-NumCast-for-f32" title="f32">f32</a></li><li><a href="#impl-NumCast-for-f64" title="f64">f64</a></li><li><a href="#impl-NumCast-for-i8" title="i8">i8</a></li><li><a href="#impl-NumCast-for-i16" title="i16">i16</a></li><li><a href="#impl-NumCast-for-i32" title="i32">i32</a></li><li><a href="#impl-NumCast-for-i64" title="i64">i64</a></li><li><a href="#impl-NumCast-for-i128" title="i128">i128</a></li><li><a href="#impl-NumCast-for-isize" title="isize">isize</a></li><li><a href="#impl-NumCast-for-u8" title="u8">u8</a></li><li><a href="#impl-NumCast-for-u16" title="u16">u16</a></li><li><a href="#impl-NumCast-for-u32" title="u32">u32</a></li><li><a href="#impl-NumCast-for-u64" title="u64">u64</a></li><li><a href="#impl-NumCast-for-u128" title="u128">u128</a></li><li><a href="#impl-NumCast-for-usize" title="usize">usize</a></li></ul><h3><a href="#dyn-compatibility">Dyn Compatibility</a></h3><h3><a href="#implementors">Implementors</a></h3></section><div id="rustdoc-modnav"><h2><a href="index.html">In num_<wbr>traits::<wbr>cast</a></h2></div></div></nav><div class="sidebar-resizer" title="Drag to resize sidebar"></div><main><div class="width-limiter"><section id="main-content" class="content"><div class="main-heading"><div class="rustdoc-breadcrumbs"><a href="../index.html">num_traits</a>::<wbr><a href="index.html">cast</a></div><h1>Trait <span class="trait">NumCast</span> <button id="copy-path" title="Copy item path to clipboard">Copy item path</button></h1><rustdoc-toolbar></rustdoc-toolbar><span class="sub-heading"><a class="src" href="../../src/num_traits/cast.rs.html#653-667">Source</a> </span></div><pre class="rust item-decl"><code>pub trait NumCast: <a class="trait" href="https://doc.rust-lang.org/1.93.1/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a> + <a class="trait" href="trait.ToPrimitive.html" title="trait num_traits::cast::ToPrimitive">ToPrimitive</a> {
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// Required method
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fn <a href="#tymethod.from" class="fn">from</a><T: <a class="trait" href="trait.ToPrimitive.html" title="trait num_traits::cast::ToPrimitive">ToPrimitive</a>>(n: T) -> <a class="enum" href="https://doc.rust-lang.org/1.93.1/core/option/enum.Option.html" title="enum core::option::Option">Option</a><Self>;
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}</code></pre><details class="toggle top-doc" open><summary class="hideme"><span>Expand description</span></summary><div class="docblock"><p>An interface for casting between machine scalars.</p>
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</div></details><h2 id="required-methods" class="section-header">Required Methods<a href="#required-methods" class="anchor">§</a></h2><div class="methods"><details class="toggle method-toggle" open><summary><section id="tymethod.from" class="method"><a class="src rightside" href="../../src/num_traits/cast.rs.html#666">Source</a><h4 class="code-header">fn <a href="#tymethod.from" class="fn">from</a><T: <a class="trait" href="trait.ToPrimitive.html" title="trait num_traits::cast::ToPrimitive">ToPrimitive</a>>(n: T) -> <a class="enum" href="https://doc.rust-lang.org/1.93.1/core/option/enum.Option.html" title="enum core::option::Option">Option</a><Self></h4></section></summary><div class="docblock"><p>Creates a number from another value that can be converted into
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a primitive via the <code>ToPrimitive</code> trait. If the source value cannot be
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represented by the target type, then <code>None</code> is returned.</p>
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<p>A value can be represented by the target type when it lies within
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the range of scalars supported by the target type.
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For example, a negative integer cannot be represented by an unsigned
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integer type, and an <code>i64</code> with a very high magnitude might not be
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convertible to an <code>i32</code>.
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On the other hand, conversions with possible precision loss or truncation
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are admitted, like an <code>f32</code> with a decimal part to an integer type, or
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even a large <code>f64</code> saturating to <code>f32</code> infinity.</p>
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</div></details></div><h2 id="dyn-compatibility" class="section-header">Dyn Compatibility<a href="#dyn-compatibility" class="anchor">§</a></h2><div class="dyn-compatibility-info"><p>This trait is <b>not</b> <a href="https://doc.rust-lang.org/1.93.1/reference/items/traits.html#dyn-compatibility">dyn compatible</a>.</p><p><i>In older versions of Rust, dyn compatibility was called "object safety", so this trait is not object safe.</i></p></div><h2 id="foreign-impls" class="section-header">Implementations on Foreign Types<a href="#foreign-impls" class="anchor">§</a></h2><details class="toggle implementors-toggle"><summary><section id="impl-NumCast-for-f32" class="impl"><a class="src rightside" href="../../src/num_traits/cast.rs.html#695">Source</a><a href="#impl-NumCast-for-f32" class="anchor">§</a><h3 class="code-header">impl <a class="trait" href="trait.NumCast.html" title="trait num_traits::cast::NumCast">NumCast</a> for <a class="primitive" href="https://doc.rust-lang.org/1.93.1/std/primitive.f32.html">f32</a></h3></section></summary><div class="impl-items"><section id="method.from" class="method trait-impl"><a class="src rightside" href="../../src/num_traits/cast.rs.html#695">Source</a><a href="#method.from" class="anchor">§</a><h4 class="code-header">fn <a href="#tymethod.from" class="fn">from</a><N: <a class="trait" href="trait.ToPrimitive.html" title="trait num_traits::cast::ToPrimitive">ToPrimitive</a>>(n: N) -> <a class="enum" href="https://doc.rust-lang.org/1.93.1/core/option/enum.Option.html" title="enum core::option::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.93.1/std/primitive.f32.html">f32</a>></h4></section></div></details><details class="toggle implementors-toggle"><summary><section id="impl-NumCast-for-f64" class="impl"><a class="src rightside" href="../../src/num_traits/cast.rs.html#696">Source</a><a href="#impl-NumCast-for-f64" class="anchor">§</a><h3 class="code-header">impl <a class="trait" href="trait.NumCast.html" title="trait num_traits::cast::NumCast">NumCast</a> for <a class="primitive" href="https://doc.rust-lang.org/1.93.1/std/primitive.f64.html">f64</a></h3></section></summary><div class="impl-items"><section id="method.from-1" class="method trait-impl"><a class="src rightside" href="../../src/num_traits/cast.rs.html#696">Source</a><a href="#method.from-1" class="anchor">§</a><h4 class="code-header">fn <a href="#tymethod.from" class="fn">from</a><N: <a class="trait" href="trait.ToPrimitive.html" title="trait num_traits::cast::ToPrimitive">ToPrimitive</a>>(n: N) -> <a class="enum" href="https://doc.rust-lang.org/1.93.1/core/option/enum.Option.html" title="enum core::option::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.93.1/std/primitive.f64.html">f64</a>></h4></section></div></details><details class="toggle implementors-toggle"><summary><section id="impl-NumCast-for-i8" class="impl"><a class="src rightside" href="../../src/num_traits/cast.rs.html#689">Source</a><a href="#impl-NumCast-for-i8" class="anchor">§</a><h3 class="code-header">impl <a class="trait" href="trait.NumCast.html" title="trait num_traits::cast::NumCast">NumCast</a> for <a class="primitive" href="https://doc.rust-lang.org/1.93.1/std/primitive.i8.html">i8</a></h3></section></summary><div class="impl-items"><section id="method.from-2" class="method trait-impl"><a class="src rightside" href="../../src/num_traits/cast.rs.html#689">Source</a><a href="#method.from-2" class="anchor">§</a><h4 class="code-header">fn <a href="#tymethod.from" class="fn">from</a><N: <a class="trait" href="trait.ToPrimitive.html" title="trait num_traits::cast::ToPrimitive">ToPrimitive</a>>(n: N) -> <a class="enum" href="https://doc.rust-lang.org/1.93.1/core/option/enum.Option.html" title="enum core::option::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.93.1/std/primitive.i8.html">i8</a>></h4></section></div></details><details class="toggle implementors-toggle"><summary><section id="impl-NumCast-for-i16" class="impl"><a class="src rightside" href="../../src/num_traits/cast.rs.html#690">Source</a><a href="#impl-NumCast-for-i16" class="anchor">§</a><h3 class="code-header">impl <a class="trait" href="trait.NumCast.html" title="trait num_traits::cast::NumCast">NumCast</a> for <a class="primitive" href="https://doc.rust-lang.org/1.93.1/std/primitive.i16.html">i16</a></h3></section></summary><div class="impl-items"><section id="method.from-3" class="method trait-impl"><a class="src rightside" href="../../src/num_traits/cast.rs.html#690">Source</a><a href="#method.from-3" class="anchor">§</a><h4 class="code-header">fn <a href="#tymethod.from" class="fn">from</a><N: <a class="trait" href="trait.ToPrimitive.html" title="trait num_traits::cast::ToPrimitive">ToPrimitive</a>>(n: N) -> <a class="enum" href="https://doc.rust-lang.org/1.93.1/core/option/enum.Option.html" title="enum core::option::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.93.1/std/primitive.i16.html">i16</a>></h4></section></div></details><details class="toggle implementors-toggle"><summary><section id="impl-NumCast-for-i32" class="impl"><a class="src rightside" href="../../src/num_traits/cast.rs.html#691">Source</a><a href="#impl-NumCast-for-i32" class="anchor">§</a><h3 class="code-header">impl <a class="trait" href="trait.NumCast.html" title="trait num_traits::cast::NumCast">NumCast</a> for <a class="primitive" href="https://doc.rust-lang.org/1.93.1/std/primitive.i32.html">i32</a></h3></section></summary><div class="impl-items"><section id="method.from-4" class="method trait-impl"><a class="src rightside" href="../../src/num_traits/cast.rs.html#691">Source</a><a href="#method.from-4" class="anchor">§</a><h4 class="code-header">fn <a href="#tymethod.from" class="fn">from</a><N: <a class="trait" href="trait.ToPrimitive.html" title="trait num_traits::cast::ToPrimitive">ToPrimitive</a>>(n: N) -> <a class="enum" href="https://doc.rust-lang.org/1.93.1/core/option/enum.Option.html" title="enum core::option::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.93.1/std/primitive.i32.html">i32</a>></h4></section></div></details><details class="toggle implementors-toggle"><summary><section id="impl-NumCast-for-i64" class="impl"><a class="src rightside" href="../../src/num_traits/cast.rs.html#692">Source</a><a href="#impl-NumCast-for-i64" class="anchor">§</a><h3 class="code-header">impl <a class="trait" href="trait.NumCast.html" title="trait num_traits::cast::NumCast">NumCast</a> for <a class="primitive" href="https://doc.rust-lang.org/1.93.1/std/primitive.i64.html">i64</a></h3></section></summary><div class="impl-items"><section id="method.from-5" class="method trait-impl"><a class="src rightside" href="../../src/num_traits/cast.rs.html#692">Source</a><a href="#method.from-5" class="anchor">§</a><h4 class="code-header">fn <a href="#tymethod.from" class="fn">from</a><N: <a class="trait" href="trait.ToPrimitive.html" title="trait num_traits::cast::ToPrimitive">ToPrimitive</a>>(n: N) -> <a class="enum" href="https://doc.rust-lang.org/1.93.1/core/option/enum.Option.html" title="enum core::option::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.93.1/std/primitive.i64.html">i64</a>></h4></section></div></details><details class="toggle implementors-toggle"><summary><section id="impl-NumCast-for-i128" class="impl"><a class="src rightside" href="../../src/num_traits/cast.rs.html#693">Source</a><a href="#impl-NumCast-for-i128" class="anchor">§</a><h3 class="code-header">impl <a class="trait" href="trait.NumCast.html" title="trait num_traits::cast::NumCast">NumCast</a> for <a class="primitive" href="https://doc.rust-lang.org/1.93.1/std/primitive.i128.html">i128</a></h3></section></summary><div class="impl-items"><section id="method.from-6" class="method trait-impl"><a class="src rightside" href="../../src/num_traits/cast.rs.html#693">Source</a><a href="#method.from-6" class="anchor">§</a><h4 class="code-header">fn <a href="#tymethod.from" class="fn">from</a><N: <a class="trait" href="trait.ToPrimitive.html" title="trait num_traits::cast::ToPrimitive">ToPrimitive</a>>(n: N) -> <a class="enum" href="https://doc.rust-lang.org/1.93.1/core/option/enum.Option.html" title="enum core::option::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.93.1/std/primitive.i128.html">i128</a>></h4></section></div></details><details class="toggle implementors-toggle"><summary><section id="impl-NumCast-for-isize" class="impl"><a class="src rightside" href="../../src/num_traits/cast.rs.html#694">Source</a><a href="#impl-NumCast-for-isize" class="anchor">§</a><h3 class="code-header">impl <a class="trait" href="trait.NumCast.html" title="trait num_traits::cast::NumCast">NumCast</a> for <a class="primitive" href="https://doc.rust-lang.org/1.93.1/std/primitive.isize.html">isize</a></h3></section></summary><div class="impl-items"><section id="method.from-7" class="method trait-impl"><a class="src rightside" href="../../src/num_traits/cast.rs.html#694">Source</a><a href="#method.from-7" class="anchor">§</a><h4 class="code-header">fn <a href="#tymethod.from" class="fn">from</a><N: <a class="trait" href="trait.ToPrimitive.html" title="trait num_traits::cast::ToPrimitive">ToPrimitive</a>>(n: N) -> <a class="enum" href="https://doc.rust-lang.org/1.93.1/core/option/enum.Option.html" title="enum core::option::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.93.1/std/primitive.isize.html">isize</a>></h4></section></div></details><details class="toggle implementors-toggle"><summary><section id="impl-NumCast-for-u8" class="impl"><a class="src rightside" href="../../src/num_traits/cast.rs.html#683">Source</a><a href="#impl-NumCast-for-u8" class="anchor">§</a><h3 class="code-header">impl <a class="trait" href="trait.NumCast.html" title="trait num_traits::cast::NumCast">NumCast</a> for <a class="primitive" href="https://doc.rust-lang.org/1.93.1/std/primitive.u8.html">u8</a></h3></section></summary><div class="impl-items"><section id="method.from-8" class="method trait-impl"><a class="src rightside" href="../../src/num_traits/cast.rs.html#683">Source</a><a href="#method.from-8" class="anchor">§</a><h4 class="code-header">fn <a href="#tymethod.from" class="fn">from</a><N: <a class="trait" href="trait.ToPrimitive.html" title="trait num_traits::cast::ToPrimitive">ToPrimitive</a>>(n: N) -> <a class="enum" href="https://doc.rust-lang.org/1.93.1/core/option/enum.Option.html" title="enum core::option::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.93.1/std/primitive.u8.html">u8</a>></h4></section></div></details><details class="toggle implementors-toggle"><summary><section id="impl-NumCast-for-u16" class="impl"><a class="src rightside" href="../../src/num_traits/cast.rs.html#684">Source</a><a href="#impl-NumCast-for-u16" class="anchor">§</a><h3 class="code-header">impl <a class="trait" href="trait.NumCast.html" title="trait num_traits::cast::NumCast">NumCast</a> for <a class="primitive" href="https://doc.rust-lang.org/1.93.1/std/primitive.u16.html">u16</a></h3></section></summary><div class="impl-items"><section id="method.from-9" class="method trait-impl"><a class="src rightside" href="../../src/num_traits/cast.rs.html#684">Source</a><a href="#method.from-9" class="anchor">§</a><h4 class="code-header">fn <a href="#tymethod.from" class="fn">from</a><N: <a class="trait" href="trait.ToPrimitive.html" title="trait num_traits::cast::ToPrimitive">ToPrimitive</a>>(n: N) -> <a class="enum" href="https://doc.rust-lang.org/1.93.1/core/option/enum.Option.html" title="enum core::option::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.93.1/std/primitive.u16.html">u16</a>></h4></section></div></details><details class="toggle implementors-toggle"><summary><section id="impl-NumCast-for-u32" class="impl"><a class="src rightside" href="../../src/num_traits/cast.rs.html#685">Source</a><a href="#impl-NumCast-for-u32" class="anchor">§</a><h3 class="code-header">impl <a class="trait" href="trait.NumCast.html" title="trait num_traits::cast::NumCast">NumCast</a> for <a class="primitive" href="https://doc.rust-lang.org/1.93.1/std/primitive.u32.html">u32</a></h3></section></summary><div class="impl-items"><section id="method.from-10" class="method trait-impl"><a class="src rightside" href="../../src/num_traits/cast.rs.html#685">Source</a><a href="#method.from-10" class="anchor">§</a><h4 class="code-header">fn <a href="#tymethod.from" class="fn">from</a><N: <a class="trait" href="trait.ToPrimitive.html" title="trait num_traits::cast::ToPrimitive">ToPrimitive</a>>(n: N) -> <a class="enum" href="https://doc.rust-lang.org/1.93.1/core/option/enum.Option.html" title="enum core::option::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.93.1/std/primitive.u32.html">u32</a>></h4></section></div></details><details class="toggle implementors-toggle"><summary><section id="impl-NumCast-for-u64" class="impl"><a class="src rightside" href="../../src/num_traits/cast.rs.html#686">Source</a><a href="#impl-NumCast-for-u64" class="anchor">§</a><h3 class="code-header">impl <a class="trait" href="trait.NumCast.html" title="trait num_traits::cast::NumCast">NumCast</a> for <a class="primitive" href="https://doc.rust-lang.org/1.93.1/std/primitive.u64.html">u64</a></h3></section></summary><div class="impl-items"><section id="method.from-11" class="method trait-impl"><a class="src rightside" href="../../src/num_traits/cast.rs.html#686">Source</a><a href="#method.from-11" class="anchor">§</a><h4 class="code-header">fn <a href="#tymethod.from" class="fn">from</a><N: <a class="trait" href="trait.ToPrimitive.html" title="trait num_traits::cast::ToPrimitive">ToPrimitive</a>>(n: N) -> <a class="enum" href="https://doc.rust-lang.org/1.93.1/core/option/enum.Option.html" title="enum core::option::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.93.1/std/primitive.u64.html">u64</a>></h4></section></div></details><details class="toggle implementors-toggle"><summary><section id="impl-NumCast-for-u128" class="impl"><a class="src rightside" href="../../src/num_traits/cast.rs.html#687">Source</a><a href="#impl-NumCast-for-u128" class="anchor">§</a><h3 class="code-header">impl <a class="trait" href="trait.NumCast.html" title="trait num_traits::cast::NumCast">NumCast</a> for <a class="primitive" href="https://doc.rust-lang.org/1.93.1/std/primitive.u128.html">u128</a></h3></section></summary><div class="impl-items"><section id="method.from-12" class="method trait-impl"><a class="src rightside" href="../../src/num_traits/cast.rs.html#687">Source</a><a href="#method.from-12" class="anchor">§</a><h4 class="code-header">fn <a href="#tymethod.from" class="fn">from</a><N: <a class="trait" href="trait.ToPrimitive.html" title="trait num_traits::cast::ToPrimitive">ToPrimitive</a>>(n: N) -> <a class="enum" href="https://doc.rust-lang.org/1.93.1/core/option/enum.Option.html" title="enum core::option::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.93.1/std/primitive.u128.html">u128</a>></h4></section></div></details><details class="toggle implementors-toggle"><summary><section id="impl-NumCast-for-usize" class="impl"><a class="src rightside" href="../../src/num_traits/cast.rs.html#688">Source</a><a href="#impl-NumCast-for-usize" class="anchor">§</a><h3 class="code-header">impl <a class="trait" href="trait.NumCast.html" title="trait num_traits::cast::NumCast">NumCast</a> for <a class="primitive" href="https://doc.rust-lang.org/1.93.1/std/primitive.usize.html">usize</a></h3></section></summary><div class="impl-items"><section id="method.from-13" class="method trait-impl"><a class="src rightside" href="../../src/num_traits/cast.rs.html#688">Source</a><a href="#method.from-13" class="anchor">§</a><h4 class="code-header">fn <a href="#tymethod.from" class="fn">from</a><N: <a class="trait" href="trait.ToPrimitive.html" title="trait num_traits::cast::ToPrimitive">ToPrimitive</a>>(n: N) -> <a class="enum" href="https://doc.rust-lang.org/1.93.1/core/option/enum.Option.html" title="enum core::option::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.93.1/std/primitive.usize.html">usize</a>></h4></section></div></details><details class="toggle implementors-toggle"><summary><section id="impl-NumCast-for-Wrapping%3CT%3E" class="impl"><a class="src rightside" href="../../src/num_traits/cast.rs.html#698-702">Source</a><a href="#impl-NumCast-for-Wrapping%3CT%3E" class="anchor">§</a><h3 class="code-header">impl<T: <a class="trait" href="trait.NumCast.html" title="trait num_traits::cast::NumCast">NumCast</a>> <a class="trait" href="trait.NumCast.html" title="trait num_traits::cast::NumCast">NumCast</a> for <a class="struct" href="https://doc.rust-lang.org/1.93.1/core/num/wrapping/struct.Wrapping.html" title="struct core::num::wrapping::Wrapping">Wrapping</a><T></h3></section></summary><div class="impl-items"><section id="method.from-14" class="method trait-impl"><a class="src rightside" href="../../src/num_traits/cast.rs.html#699-701">Source</a><a href="#method.from-14" class="anchor">§</a><h4 class="code-header">fn <a href="#tymethod.from" class="fn">from</a><U: <a class="trait" href="trait.ToPrimitive.html" title="trait num_traits::cast::ToPrimitive">ToPrimitive</a>>(n: U) -> <a class="enum" href="https://doc.rust-lang.org/1.93.1/core/option/enum.Option.html" title="enum core::option::Option">Option</a><Self></h4></section></div></details><h2 id="implementors" class="section-header">Implementors<a href="#implementors" class="anchor">§</a></h2><div id="implementors-list"></div><script src="../../trait.impl/num_traits/cast/trait.NumCast.js" data-ignore-extern-crates="std,core" async></script></section></div></main></body></html> |